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NOTICE: For dampers with A ≥ 800 and damper placement outside wall construction is necessary to use reinforcement VRM-PM.
1) Cut the groove for profil U25x40x25
27
2) Insert profile into groove
3) Fix profile
4) Fix second layer of insulation
75
Screw 4,2x50
max. 350
Installation details see chapter 8
64
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